Practical Guide to Maximizing DC Measurement Performance
20 Jan 2025
Learn how to take quality DC measurements for integrated circuits (ICs) like power management and RF power amplifiers. Get best practices on measurement accuracy, trade-offs between accuracy and speed, effects of pulsing, and techniques such as using remote sense to combat lead resistance, compensating for offset voltage, minimizing noise, and guarding against leakage current; as well as the crucial role of calibration.
This guide includes the following topics:
- Source measure unit theory of operation
- Measurement accuracy
- Accuracy versus speed trade-off
- The effects of pulsing
- Using remote sense to offset the effects of lead resistance
- Compensating for offset voltage
- Minimizing external noise
- Guarding against leakage current
- Understanding the importance of calibration
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